Status:

COMPLETED

Detecting a Reward Signal in the Motor Cortex

Lead Sponsor:

National Institute of Neurological Disorders and Stroke (NINDS)

Conditions:

Healthy

Eligibility:

All Genders

18-60 years

Brief Summary

This study will use transcranial magnetic stimulation (TMS) to determine whether the activity in the brain when someone wins something affects the part of the brain that controls movement. Studies hav...

Detailed Description

Objectvie: The role of mesencephalic dopamine neurons in reward processing has been established in primates using electrophysiological techniques and in humans using functional neuroimaging. Their ro...

Eligibility Criteria

Inclusion

  • INCLUSION CRITERIA:
  • Men and women, age 18-60.
  • EXCLUSION CRITERIA:
  • Significant neurological or psychiatric history.
  • History of habitual gambling, defined as either visiting casinos more than once per month or playing cards for money more than once per week or gambling over the internet more than once per month.
  • Habitual consumption of more than two drinks a day, marijuana more than once a week or any other illicit drug use within the last three months.
  • Use of medication affecting the DA system, such as phenothiazine antihistamines (promethazine), antiemetics or decongestants within the last month.
  • Seizure History.
  • Significant abnormality on neurological examination.
  • Metal in the cranial cavity or eye, pacemaker, implanted pumps or stimulators.
  • Subjects who have participated in experiments 1-5 in this protocol may not participate in experiment 6, or 7.

Exclusion

    Key Trial Info

    Start Date :

    January 8 2007

    Trial Type :

    OBSERVATIONAL

    Allocation :

    ACTUAL

    End Date :

    March 6 2014

    Estimated Enrollment :

    168 Patients enrolled

    Trial Details

    Trial ID

    NCT00422071

    Start Date

    January 8 2007

    End Date

    March 6 2014

    Last Update

    December 17 2019

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    National Institutes of Health Clinical Center, 9000 Rockville Pike

    Bethesda, Maryland, United States, 20892